TY - JOUR AU - Chitour, Yacine AU - Mazanti, Guilherme AU - Sigalotti, Mario TI - Approximate and exact controllability of linear difference equations JO - Journal de l’École polytechnique — Mathématiques PY - 2020 SP - 93 EP - 142 VL - 7 PB - Ecole polytechnique UR - http://www.numdam.org/articles/10.5802/jep.112/ DO - 10.5802/jep.112 LA - en ID - JEP_2020__7__93_0 ER -